#include <rclcpp/rclcpp.hpp>

int main(int argc, char *argv[])
{
    rclcpp::init(argc, argv);

    auto node = std::make_shared<rclcpp::Node>("my_node");

    RCLCPP_INFO(node->get_logger(), "hello world!");

    while (rclcpp::ok())
    {
        ;
    }
    rclcpp::shutdown();

    return 0;
}